telsoa01 | 4fcda01 | 2018-03-09 14:13:49 +0000 | [diff] [blame^] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // See LICENSE file in the project root for full license information. |
| 4 | // |
| 5 | #pragma once |
| 6 | |
| 7 | #include <memory> |
| 8 | |
| 9 | #include "Types.hpp" |
| 10 | #include "Tensor.hpp" |
| 11 | #include "INetwork.hpp" |
| 12 | #include "TypesUtils.hpp" |
| 13 | |
| 14 | namespace armnn |
| 15 | { |
| 16 | |
| 17 | using NetworkId = int; |
| 18 | |
| 19 | class IClTunedParameters; |
| 20 | |
| 21 | class IRuntime; |
| 22 | using IRuntimePtr = std::unique_ptr<IRuntime, void(*)(IRuntime* runtime)>; |
| 23 | |
| 24 | class IRuntime |
| 25 | { |
| 26 | public: |
| 27 | struct CreationOptions |
| 28 | { |
| 29 | Compute m_DefaultComputeDevice; |
| 30 | bool m_UseCpuRefAsFallback; |
| 31 | /// If set, uses the CL tuned parameters from the given object when executing CL workloads. |
| 32 | /// It will also be updated with new tuned parameters if it is configured to do so. |
| 33 | IClTunedParameters* m_ClTunedParameters; |
| 34 | |
| 35 | CreationOptions(Compute defaultComputeDevice) |
| 36 | : m_DefaultComputeDevice(defaultComputeDevice) |
| 37 | , m_UseCpuRefAsFallback(true) |
| 38 | , m_ClTunedParameters(nullptr) |
| 39 | { |
| 40 | } |
| 41 | }; |
| 42 | |
| 43 | static IRuntime* CreateRaw(const CreationOptions& options); |
| 44 | static IRuntimePtr Create(const CreationOptions& options); |
| 45 | static void Destroy(IRuntime* runtime); |
| 46 | |
| 47 | /// Load a complete network into the IRuntime. |
| 48 | /// @param [out] networkIdOut Unique identifier for the network is returned in this reference. |
| 49 | /// @param [in] network Complete network to load into the IRuntime. |
| 50 | /// The runtime takes ownership of the network once passed in. |
| 51 | /// @return armnn::Status |
| 52 | virtual Status LoadNetwork(NetworkId& networkIdOut, IOptimizedNetworkPtr network) = 0; |
| 53 | |
| 54 | virtual TensorInfo GetInputTensorInfo(NetworkId networkId, LayerBindingId layerId) const = 0; |
| 55 | virtual TensorInfo GetOutputTensorInfo(NetworkId networkId, LayerBindingId layerId) const = 0; |
| 56 | |
| 57 | // Evaluate network using input in inputTensors, outputs filled into outputTensors |
| 58 | virtual Status EnqueueWorkload(NetworkId networkId, |
| 59 | const InputTensors& inputTensors, |
| 60 | const OutputTensors& outputTensors) = 0; |
| 61 | |
| 62 | /// Unload a network from the IRuntime. |
| 63 | /// At the moment this only removes the network from the m_Impl->m_Network. |
| 64 | /// This might need more work in the future to be AndroidNN compliant. |
| 65 | /// @param [in] networkId Unique identifier for the network to be unloaded. Generated in LoadNetwork(). |
| 66 | /// @return armnn::Status |
| 67 | virtual Status UnloadNetwork(NetworkId networkId) = 0; |
| 68 | |
| 69 | virtual const DeviceSpec& GetDeviceSpec() const = 0; |
| 70 | |
| 71 | protected: |
| 72 | ~IRuntime() {} |
| 73 | }; |
| 74 | |
| 75 | using IClTunedParametersPtr = std::unique_ptr<IClTunedParameters, void(*)(IClTunedParameters* params)>; |
| 76 | |
| 77 | /// Manages a set of Open CL parameters which have been tuned for maximum performance. |
| 78 | /// Pass an instance of this object to the IRuntime::Create() method (via IRuntime::CreationOptions) to use it |
| 79 | /// for all CL workload execution. |
| 80 | /// |
| 81 | /// Can be created in two modes: |
| 82 | /// - In UseTunedParameters mode the parameters stored in this object are used to execute CL workloads. |
| 83 | /// - In UpdateTunedParameters mode, additionally, whenever a CL workload is executed for the first time the |
| 84 | /// optimum parameters will be found and stored in this object. WARNING - This tuning can be slow. |
| 85 | /// |
| 86 | /// The parameters can be loaded from and saved to a file so that you first run a slow initial read-write |
| 87 | /// execution, save the parameters for later and then run fast read-only executions using the optimised parameters. |
| 88 | class IClTunedParameters |
| 89 | { |
| 90 | public: |
| 91 | enum class Mode |
| 92 | { |
| 93 | UseTunedParameters, |
| 94 | UpdateTunedParameters |
| 95 | }; |
| 96 | |
| 97 | /// Creates an IClTunedParameters with the given mode. |
| 98 | /// @{ |
| 99 | static IClTunedParameters* CreateRaw(Mode mode); |
| 100 | static IClTunedParametersPtr Create(Mode mode); |
| 101 | /// @} |
| 102 | static void Destroy(IClTunedParameters* params); |
| 103 | |
| 104 | /// Loads an existing set of tuned parameters from the given file. |
| 105 | /// If there is an error loading the file, an armnn::Exception is thrown. |
| 106 | virtual void Load(const char* filename) = 0; |
| 107 | |
| 108 | /// Saves the current set of tuned parameters to the given file. |
| 109 | /// If there is an error saving to the file, an armnn::Exception is thrown. |
| 110 | virtual void Save(const char* filename) const = 0; |
| 111 | |
| 112 | protected: |
| 113 | virtual ~IClTunedParameters() {}; |
| 114 | }; |
| 115 | |
| 116 | } |